package servlets;

import classes.LifebookImageSearchParameters;
import classes.LifebookUserSearchParameters;
import java.io.IOException;
import java.io.PrintWriter;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

public class BrowseUserAdvanceSearchServlet extends HttpServlet {

    /**
     * Processes requests for both HTTP
     * <code>GET</code> and
     * <code>POST</code> methods.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    protected void processRequest(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        String followMode = request.getParameter("followMode");
        int followModeInt = LifebookUserSearchParameters.SEARCH_ALL;

        if (followMode.equals("All users")) {
            followModeInt = LifebookUserSearchParameters.SEARCH_ALL;
        } else if (followMode.equals("Users you follow")) {
            followModeInt = LifebookUserSearchParameters.SEARCH_FOLLOWING;
        } else if (followMode.equals("Users you don't follow")) {
            followModeInt = LifebookUserSearchParameters.SEARCH_NOT_FOLLOWING;
        } else if (followMode.equals("Users who follow you")) {
            followModeInt = LifebookUserSearchParameters.SEARCH_FOLLOWERS;
        }

        LifebookUserSearchParameters searchParameters = new LifebookUserSearchParameters(
                request.getParameter("username"),
                request.getParameter("currentUsername"),
                followModeInt);

        request.getSession().setAttribute("userSearchParameters", searchParameters);
        response.sendRedirect("users.jsp");
    }

    // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
    /**
     * Handles the HTTP
     * <code>GET</code> method.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /**
     * Handles the HTTP
     * <code>POST</code> method.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /**
     * Returns a short description of the servlet.
     *
     * @return a String containing servlet description
     */
    @Override
    public String getServletInfo() {
        return "Short description";
    }// </editor-fold>
}
